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Finding the Fourth Proportional to 622.07, 932.73 and 293.08

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Solution

The fourth proportional to 622.07, 932.73 and 293.08 is: 439.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    622.07 : 932.73 = 293.08 : x
  2. Step 2: Convert to fraction form
    622.07/932.73 = 293.08/x
  3. Step 3: Cross multiply
    622.07x = 932.73 × 293.08
  4. Step 4: Simplify right side
    622.07x = 273,365.67
  5. Step 5: Solve for x
    x = 273,365.67/622.07
  6. Step 6: Final answer
    x = 439.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.